From: Sujith Manoharan <c_manoha@qca.qualcomm.com>
To: 李刚 <gang.li@watchdata.com>
Cc: <linux-wireless@vger.kernel.org>,
'Ath9k Devel List' <ath9k-devel@lists.ath9k.org>
Subject: Question about duration of data frame in ath9k_htc
Date: Sat, 7 Jan 2012 11:01:31 +0530 [thread overview]
Message-ID: <20231.55475.813214.492951@gargle.gargle.HOWL> (raw)
In-Reply-To: <20120107020151.B53C81FFF8@mail.watchdata.com.cn>
李刚 wrote:
> From wireshark, I noticed that when send an data frame , the
> duration of frame control is fixed at 60 , no matter the frame length is 100
> bytes or 1000 bytes.
>
> It seems this value is calculated in firmware and should be correct.
> But I don't know why. And this value can be set in mac80211?
Duration calculation is broken for ath9k_htc.
See: http://linuxwireless.org/en/users/Drivers/ath9k_htc#TODO
Sujith
WARNING: multiple messages have this Message-ID (diff)
From: Sujith Manoharan <c_manoha@qca.qualcomm.com>
To: ath9k-devel@lists.ath9k.org
Subject: [ath9k-devel] Question about duration of data frame in ath9k_htc
Date: Sat, 7 Jan 2012 11:01:31 +0530 [thread overview]
Message-ID: <20231.55475.813214.492951@gargle.gargle.HOWL> (raw)
In-Reply-To: <20120107020151.B53C81FFF8@mail.watchdata.com.cn>
?? wrote:
> From wireshark, I noticed that when send an data frame , the
> duration of frame control is fixed at 60 , no matter the frame length is 100
> bytes or 1000 bytes.
>
> It seems this value is calculated in firmware and should be correct.
> But I don't know why. And this value can be set in mac80211?
Duration calculation is broken for ath9k_htc.
See: http://linuxwireless.org/en/users/Drivers/ath9k_htc#TODO
Sujith
next prev parent reply other threads:[~2012-01-07 5:29 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-17 23:18 Question about TCP Checksum errors Larry Finger
2011-12-17 23:43 ` Eric Dumazet
2011-12-19 11:38 ` Question about IEEE80211_TX_CTL_NO_ACK in ath_9k 李刚
2011-12-19 12:33 ` Mohammed Shafi
2011-12-19 13:03 ` 李刚
2011-12-19 12:33 ` Daniel Smith
2011-12-19 13:00 ` 李刚
2011-12-19 13:43 ` Daniel Smith
2011-12-19 13:43 ` [ath9k-devel] " Daniel Smith
2011-12-30 8:15 ` Question: ieee80211_rx called twice after one ieee80211_subif_start_xmit call 李刚
2011-12-30 8:15 ` [ath9k-devel] " 李刚
2011-12-30 9:30 ` Adrian Chadd
2011-12-30 9:30 ` [ath9k-devel] " Adrian Chadd
2011-12-30 11:13 ` [ath9k-devel] 答复: " 李刚
2012-01-07 2:11 ` Question about duration of data frame in ath9k_htc 李刚
2012-01-07 2:11 ` [ath9k-devel] " 李刚
2012-01-07 5:31 ` Sujith Manoharan [this message]
2012-01-07 5:31 ` Sujith Manoharan
2011-12-19 13:07 ` Question about IEEE80211_TX_CTL_NO_ACK in ath_9k Helmut Schaa
2011-12-19 14:42 ` Sujith
2011-12-20 5:39 ` 李刚
2011-12-20 15:24 ` Sujith
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